Visible and infrared light can carry more data than radio waves, but has always been confined to a hard-wired, fiber-optic cable. Working with Facebook's Connectivity Lab, a Duke research team has now made a major advance ...
Optics & Photonics
Feb 11, 2021
1
71
The pursuit of fusion as a safe, carbon-free, always-on energy source has intensified in recent years, with a number of organizations pursuing aggressive timelines for technology demonstrations and power plant designs. New-generation ...
General Physics
Feb 5, 2021
5
153
Things can always be done faster, but can anything beat light? Computing with light instead of electricity is seen as a breakthrough to boost computer speeds. Transistors, the building blocks of data circuits, are required ...
Quantum Physics
Jul 20, 2020
0
363
Engineers at Caltech have shown that atoms in optical cavities—tiny boxes for light—could be foundational to the creation of a quantum internet. Their work was published on March 30 by the journal Nature.
Quantum Physics
Mar 30, 2020
1
2301
Fiber-optic cables that constitute a global undersea telecommunications network could one day help scientists study offshore earthquakes and the geologic structures hidden deep beneath the ocean surface.
Earth Sciences
Nov 28, 2019
0
755
Lasers play a vital role in everything from modern communications and connectivity to bio-medicine and manufacturing. Many applications, however, require lasers that can emit multiple frequencies—colors of light—simultaneously, ...
Optics & Photonics
Mar 18, 2019
1
496
A team of researchers from the U.K., Italy and Malta has found a way to use fiber-optic cables already on the ocean floor as seismic detectors. In their paper published in the journal Science, the team describes how they ...
Researchers from Stanford have advanced a long-standing problem in quantum physics – how to send "entangled" particles over long distances.
Quantum Physics
Nov 25, 2015
12
4286
Electrical engineers have broken key barriers that limit the distance information can travel in fiber optic cables and still be accurately deciphered by a receiver. Photonics researchers at the University of California, San ...
Optics & Photonics
Jun 25, 2015
2
4325
(Phys.org) —High-speed communication just got a turbo boost, thanks to a new laser technology developed at the University of Illinois that transmits error-free data over fiber optic networks at a blazing fast 40 gigabits ...
Optics & Photonics
Nov 6, 2013
7
0
